Public holidays
1645, Ukraine
| # | Date | Public holiday |
|---|---|---|
| 1 | Sunday, 1 January 1645 | New Year's Day |
| 2 | Monday, 2 January 1645 | New Year's Day |
| 3 | Saturday, 7 January 1645 | Orthodox Christmas Day |
| 4 | Monday, 9 January 1645 | Orthodox Christmas Day |
| 5 | Wednesday, 8 March 1645 | International Women's Day |
| 6 | Wednesday, 19 April 1645 | Orthodox Easter |
| 7 | Thursday, 20 April 1645 | Orthodox Easter |
| 8 | Monday, 1 May 1645 | Workers' Day |
| 9 | Tuesday, 9 May 1645 | Memorial Day |
| 10 | Wednesday, 7 June 1645 | Orthodox Pentecost |
| 11 | Thursday, 8 June 1645 | Orthodox Pentecost |
| 12 | Wednesday, 28 June 1645 | Constitution Day |
| 13 | Thursday, 24 August 1645 | Independence Day |